Consider an arithmetic progression whose first term is 3 and common difference is 5.
MATHEMATICS · Multi-part · A Level · Mathematics · Sequences and series · Sequences and series
Problem
Consider an arithmetic progression whose first term is 3 and common difference is 5.
(a) Find the 18th term of the progression.
(b) Write the general expression for the nth term.
(c) Determine which term of the progression equals 73.
(d) Verify whether 208 is a term of this progression, giving reasons for your answer.